Category: chlorides-buliding-blocks

Synthesis and Antimicrobial Activity of Some Novel [4-(1,2,3-thiadiazol-4-yl)phenoxy]methylene anchored 1,3,4-triazoles and 1,3,4-thiadiazoles was written by Gadhave, A. G.;Gaikar, R. B.;Kuchekar, S. R.;Karale, B. K.. And the article was included in Journal of Heterocyclic Chemistry in 2014.Recommanded Product: 6590-96-1 This article mentions the following:

A series of novel [4-(1,2,3-thiadiazol-4-yl)phenoxy]methylene-anchored 1,3,4-triazoles I (R = H, 2-F, 3-MeO, etc.) and 1,3,4-thiadiazoles II were synthesized from thiosemicarbazides III. The structures of these newly synthesized compounds were confirmed on the basis of IR, ¹H-NMR, mass spectral techniques, and elemental anal. The in vitro antimicrobial screenings of the synthesized compounds were carried out against four bacterial pathogens, namely Staphylococcus aureus, Streptococcus pyogenes, Escherichia coli, Pseudomonas aeruginosa and three fungal pathogens Candida albicans, Aspergillus niger and Aspergillus clavatus, using broth microdilution min. inhibitory concentration method. The compounds I (R = H), II (R = H, 2-F), and III (R = 2-CF₃, 3-MeO) exhibited promising antibacterial activity against the tested strains, whereas some compounds were found to be active against one of the tested bacterial strains. In the experiment, the researchers used many compounds, for example, 2,4-Dichlorophenylisothiocyanate (cas: 6590-96-1Recommanded Product: 6590-96-1).

2,4-Dichlorophenylisothiocyanate (cas: 6590-96-1) belongs to organic chlorides. Organic chlorides can cause corrosion in pipelines, valves and condensers, and cause catalyst poisoning. The hydrocarbon processing industry (HPI) and others are affected by damage caused by these substances. Alkanes and aryl alkanes may be chlorinated under free radical conditions, with UV light. However, the extent of chlorination is difficult to control.Recommanded Product: 6590-96-1

Referemce:
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics

Biodegradation and detoxification of aliphatic and aromatic hydrocarbons by new yeast strains was written by Hashem, Mohamed;Alamri, Saad A.;Al-Zomyh, Sharefah S. A. A.;Alrumman, Sulaiman A.. And the article was included in Ecotoxicology and Environmental Safety in 2018.Name: 1-Chlorooctadecane This article mentions the following:

Seeking new efficient hydrocarbon-degrading yeast stains was the main goal of this study. Because microorganisms are greatly affected by the environmental factors, the biodegradation potentiality of the microorganisms varies from climatic area to another. This induces research to develop and optimize the endemic organisms in bioremediation technol. In this study, 67 yeast strains were tested for their growth potentiality on both aliphatic and aromatic hydrocarbons. The most efficient six strains were identified using sequence anal. of the variable D1/D2 domain of the large subunit 26S ribosomal DNA. The identity of these strains was confirmed as Yamadazyma mexicana KKUY-0160, Rhodotorula taiwanensis KKUY-0162, Pichia kluyveri KKUY-0163, Rhodotorula ingeniosa KKUY-0170, Candida pseudointermedia KKUY-0192 and Meyerozyma guilliermondii KKUY-0214. These species are approved for their ability to degrade both aliphatic and aromatic hydrocarbons for the first time in this study. Although, all of them were able to utilize and grow on both hydrocarbons, Rhodotorula taiwanensis KKUY-0162 emerged as the best degrader of octane, and Rhodotorula ingeniosa KKUY-170 was the best degrader of pyrene. GC-MS anal. approved the presence of many chem. compounds that could be transitional or secondary metabolites during the utilization of the hydrocarbons. Our results recommend the application of these yeast species on large scale to approve their efficiency in bioremediation of oil-contamination of the environment. Using these yeasts, either individually or in consortia, could offer a practical solution for aquatic or soil contamination with the crude oil and its derivatives in situ. In the experiment, the researchers used many compounds, for example, 1-Chlorooctadecane (cas: 3386-33-2Name: 1-Chlorooctadecane).

1-Chlorooctadecane (cas: 3386-33-2) belongs to organic chlorides. Chlorinated organic compounds are found in nearly every class of biomolecules and natural products including alkaloids, terpenes, amino acids, flavonoids, steroids, and fatty acids. Organochlorine compounds are lipophylic, meaning they are more soluble in fat than in water. This gives them a high tenancy to accumulate in the food chain (biomagnification).Name: 1-Chlorooctadecane

Referemce:
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics

Synthesis and antibacterial activity of novel myricetin derivatives containing sulfonylpiperazine was written by He, Jun;Tang, Xue-Mei;Liu, Ting-Ting;Peng, Feng;Zhou, Qing;Liu, Li-Wei;He, Ming;Xue, Wei. And the article was included in Chemical Papers in 2021.Computed Properties of C7H4ClF3O2S This article mentions the following:

Myricetin derivatives containing sulfonylpiperazine were synthesized and their structures were confirmed by NMR and HRMS. The antibacterial activity results indicated that some compounds showed good antibacterial activity against Xanthomonas oryzaepv. oryzae (Xoo), Xanthomonas axonopodispv. citri (Xac) and Ralstonia solanacearum (Rs). Among them, compounds 4m and 4p revealed excellent antibacterial activities against Rs with a concentration for 50% of maximal effect (EC₅₀) value of 4 and 4 μg/mL, which were better than the control drugs bismerthiazol (13 μg/mL) and thiodiazole-copper (185 μg/mL). As observed using scanning electron microscope (SEM), these compounds act by causing folding and deformation of the bacterial surface, resulting in incomplete bacterial structure, so as to achieve the goal of bacteriostasis. The myricetin derivatives synthesized are expected to guide the research direction of new antibacterial agents. In the experiment, the researchers used many compounds, for example, 3-(Trifluoromethyl)benzene-1-sulfonyl chloride (cas: 777-44-6Computed Properties of C7H4ClF3O2S).

3-(Trifluoromethyl)benzene-1-sulfonyl chloride (cas: 777-44-6) belongs to organic chlorides. Organic chlorides are compounds containing a carbon-chlorine bond, which are widely used in the oil field as a wax dissolver. Aliphatic organochlorides are often alkylating agents as chlorine can act as a leaving group, which can result in cellular damage.Computed Properties of C7H4ClF3O2S

Referemce:
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics

Oxysterols Profile in Zebrafish Embryos Exposed to Triclocarban and Propylparaben-A Preliminary Study was written by Merola, Carmine;Vremere, Anton;Fanti, Federico;Iannetta, Annamaria;Caioni, Giulia;Sergi, Manuel;Compagnone, Dario;Lorenzetti, Stefano;Perugini, Monia;Amorena, Michele. And the article was included in International Journal of Environmental Research and Public Health in 2022.Recommanded Product: 1-(4-Chlorophenyl)-3-(3,4-dichlorophenyl)urea This article mentions the following:

Oxysterols have long been considered as simple byproducts of cholesterol metabolism, but they are now fully designed as bioactive lipids that exert their multiple effects through their binding to several receptors, representing endogenous mediators potentially involved in several metabolic diseases. There is also a growing concern that metabolic disorders may be linked with exposure to endocrine-disrupting chems. (EDCs). To date, there are no studies aimed to link EDCs exposure to oxysterols perturbation-neither in vivo nor in vitro studies. The present research aimed to evaluate the differences in oxysterols levels following exposure to two metabolism disrupting chems. (propylparaben (PP) and triclocarban (TCC)) in the zebrafish model using liquid chromatog. coupled with tandem mass spectrometry (LC-MS/MS). Following exposure to PP and TCC, there were no significant changes in total and individual oxysterols compared with the control group; however, some interesting differences were noticed: 24-OH was detected only in treated zebrafish embryos, as well as the concentrations of 27-OH, which followed a different distribution, with an increase in TCC treated embryos and a reduction in zebrafish embryos exposed to PP at 24 h post-fertilization (hpf). The results of the present study prompt the hypothesis that EDCs can modulate the oxysterol profile in the zebrafish model and that these variations could be potentially involved in the toxicity mechanism of these emerging contaminants. In the experiment, the researchers used many compounds, for example, 1-(4-Chlorophenyl)-3-(3,4-dichlorophenyl)urea (cas: 101-20-2Recommanded Product: 1-(4-Chlorophenyl)-3-(3,4-dichlorophenyl)urea).

1-(4-Chlorophenyl)-3-(3,4-dichlorophenyl)urea (cas: 101-20-2) belongs to organic chlorides. An organic chloride is an organic compound containing at least one covalently bonded atom of chlorine. Their wide structural variety and divergent chemical properties lead to a broad range of names and applications. Aryl chlorides may be prepared by the Friedel-Crafts halogenation, using chlorine and a Lewis acid catalyst.Recommanded Product: 1-(4-Chlorophenyl)-3-(3,4-dichlorophenyl)urea

Referemce:
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics

Synthesis and Characterization of Novel N-Propylaniline-Phenylpiperazine Sulfonamide and Urea Derivatives was written by Kazancioglu, Mustafa Zahrittin. And the article was included in Polycyclic Aromatic Compounds in 2022.Quality Control of 3-(Trifluoromethyl)benzene-1-sulfonyl chloride This article mentions the following:

Two different amino piperazine derivatives bearing various halogen groups were synthesized in high yields and explored in further transformations. Reacting these amino piperazines with various sulfonyl chlorides yielded eight different sulfonamides. Addnl., eight different urea derivatives have been prepared by treating these amino piperazines with isocyanates. Finally, we were able to take advantage of the aryl bromide functionality present in the parent amino piperazines by subjecting them to the Suzuki coupling with phenylboronic acid. Overall, we developed a strategy to diversify the amino piperazine core and obtained a small library of potentially bioactive piperazine derivatives In the experiment, the researchers used many compounds, for example, 3-(Trifluoromethyl)benzene-1-sulfonyl chloride (cas: 777-44-6Quality Control of 3-(Trifluoromethyl)benzene-1-sulfonyl chloride).

3-(Trifluoromethyl)benzene-1-sulfonyl chloride (cas: 777-44-6) belongs to organic chlorides. An organic chloride is an organic compound containing at least one covalently bonded atom of chlorine. Their wide structural variety and divergent chemical properties lead to a broad range of names and applications. The haloform reaction, using chlorine and sodium hydroxide, is also able to generate alkyl halides from methyl ketones, and related compounds. Chloroform was formerly produced thus.Quality Control of 3-(Trifluoromethyl)benzene-1-sulfonyl chloride

Referemce:
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics

Absolute configuration of endo-dicyclopentadiene. Crystal and molecular structure of (+)-(endo-dicyclopentadiene)platinum dichloride was written by Avitabile, G.;Ganis, P.;Lepore, U.;Panunzi, A.. And the article was included in Inorganica Chimica Acta in 1973.Recommanded Product: Dichlorodi(cyclopenta-1,3-dien-1-yl)platinate(II) This article mentions the following:

The absolute configuration of the dissym. olefin endo-dicyclopentadiene was determined This was achieved through the determination of the crystal and mol. structure of (+) (endo-dicyclopentadiene)platinum dichloride, which crystallizes in orthorhombic space group P212121 with cell parameters a 12.65 ± 0.05, b 12.40 ± 0.05, c 13.07 ± 0.05 Å, with d. (observed) = 2.56 and d. (x-ray) = 2.58 for Z = 8. In the experiment, the researchers used many compounds, for example, Dichlorodi(cyclopenta-1,3-dien-1-yl)platinate(II) (cas: 12083-92-0Recommanded Product: Dichlorodi(cyclopenta-1,3-dien-1-yl)platinate(II)).

Dichlorodi(cyclopenta-1,3-dien-1-yl)platinate(II) (cas: 12083-92-0) belongs to organic chlorides. Chlorinated organic compounds are found in nearly every class of biomolecules and natural products including alkaloids, terpenes, amino acids, flavonoids, steroids, and fatty acids. Alkyl chlorides are versatile building blocks in organic chemistry. While alkyl bromides and iodides are more reactive, alkyl chlorides tend to be less expensive and more readily available.Recommanded Product: Dichlorodi(cyclopenta-1,3-dien-1-yl)platinate(II)

Referemce:
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics

Construction of axial chirality via asymmetric radical trapping by cobalt under visible light was written by Jiang, Xuan;Xiong, Wei;Deng, Shuang;Lu, Fu-Dong;Jia, Yue;Yang, Qian;Xue, Li-Yuan;Qi, Xiaotian;Tunge, Jon A.;Lu, Liang-Qiu;Xiao, Wen-Jing. And the article was included in Nature Catalysis in 2022.Related Products of 620-19-9 This article mentions the following:

The 3d metals have been identified as economic and sustainable alternatives to palladium, the frequently used metal in transition-metal-catalyzed cross-couplings. However, cobalt has long stood behind its neighboring elements, nickel and copper,in asym. radical couplings owing to its high catalytic activity in the absence of ligands resulting in unfavorable un-asym. background reactions. Here, the authors disclose an asym. metallaphotoredox catalysis (AMPC) strategy for the dynamic kinetic asym. transformation of racemic heterobiaryls, which represents a visible-light-induced, asym. radical coupling for the construction of axial chirality. This success can also extended to the reductive cross-coupling variant featuring the use of more easily available organic halide feedstocks. The keys to these achievements are the rational design of a sustainable AMPC system that merges asym. cobalt catalysis with organic photoredox catalysis in combination with the identification of an efficient chiral polydentate ligand. In the experiment, the researchers used many compounds, for example, 1-(Chloromethyl)-3-methylbenzene (cas: 620-19-9Related Products of 620-19-9).

1-(Chloromethyl)-3-methylbenzene (cas: 620-19-9) belongs to organic chlorides. Organochlorines stimulate the central nervous system and cause convulsions, tremor, nausea, and mental confusion. Examples are dichlorodiphenyltrichloroethane (DDT), chlordane, lindane, endosulfan, and dieldrin. Alkyl chlorides are versatile building blocks in organic chemistry. While alkyl bromides and iodides are more reactive, alkyl chlorides tend to be less expensive and more readily available.Related Products of 620-19-9

Referemce:
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics

Detection of stx2 from Shiga toxin-producing Escherichia coli (STEC) by a surface enhanced Raman spectroscopy (SERS) sensor using recycled silicon chips was written by Yang, Yuqing;Wasiewska, Luiza Adela;Burgess, Catherine M.;Duffy, Geraldine;Lovera, Pierre;O’Riordan, Alan. And the article was included in Sensors and Actuators, B: Chemical in 2022.Safety of 3,7-Bis(dimethylamino)phenothiazin-5-ium chloride This article mentions the following:

In this research, a selective, cost-efficient, and highly sensitive Ag nanostructure Surface Enhanced Raman Spectroscopy sensor was developed as a methodol. approach to rapidly detect a targetss-DNA (stx2) in STEC (Shiga toxin-producing Escherichia coli). The Ag nanostructure-based SERS substrate was functionalized by two types of thiols: thiol-ss-DNA for bonding target ss-DNA and 6-Mercapto-1-hexanol for blocking the Ag nanostructure surface. Methylene Blue (MB) was used as a Raman marker to quantify target ss-DNA, as well as a model mol. to characterize the electrodeposited Ag nanostructure SERS substrate. Ag nanostructure SERS substrates showed good sensitivity and repeatability towards MB detection, with a LOD = 0.3158μM, and RSD = 12.48% (at 45 different random points for 0.1μM MB). More importantly, the Ag nanostructure/ss-DNA SERS substrate showed good selectivity towards STEC O157 stx2 target DNA, as well as good linearity and sensitivity towards its detection in a buffer solution The SERS sensors were able to identify target DNA (stx2) in a STEC strain and the study showed proof of principle that SERS substrate has potential as a cost-effective, highly selective, highly sensitive DNA and bacteria sensor without the aid of DNA amplification. With further development and validation, this methodol. approach has the potential for point-of-use detection for instance on a farm or in the food industry. In the experiment, the researchers used many compounds, for example, 3,7-Bis(dimethylamino)phenothiazin-5-ium chloride (cas: 61-73-4Safety of 3,7-Bis(dimethylamino)phenothiazin-5-ium chloride).

3,7-Bis(dimethylamino)phenothiazin-5-ium chloride (cas: 61-73-4) belongs to organic chlorides. Organic chlorides can be used in production of: PVC, pesticides, chloromethane, teflon, insulators. The haloform reaction, using chlorine and sodium hydroxide, is also able to generate alkyl halides from methyl ketones, and related compounds. Chloroform was formerly produced thus.Safety of 3,7-Bis(dimethylamino)phenothiazin-5-ium chloride

Referemce:
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics

Facile preparation of pliable superamphiphobic papers with high and durable liquid repellency for anti-corrosion and open surface microfluidics was written by Jiao, Long;Xu, Qian;Tong, Jiangyi;Liu, Shuai;Hu, Yanjun;Guo, Qianqian;Wu, Huaping;Li, Wei;Zhao, Qinxin;Chen, Rong. And the article was included in Applied Surface Science in 2022.Recommanded Product: 61-73-4 This article mentions the following:

Flexible superamphiphobic surfaces show significant potential in anti-fouling, flexible electronics, droplet-based microfluidics, etc. However, there is a bottleneck in quickly generating pliable superamphiphobic surfaces with high liquid repellency and practicability. Here, a new method was proposed to create a superamphiphobic surface with high and durable liquid repellency by effortlessly one-step spraying the fluorinated TiO₂ nanoparticles onto the polymer paper. Even 90 vol% ethanol solution could keep the Cassie state on the surface. The adhesion strengthening of the nanoparticles agglomerates on the paper’s wires generated excellent robustness for resisting underwater ultrasonic shock, resulting in a failure time 2000-times longer than the smooth substrate. No significant degeneration of the paper was observed after storing for 90 days, bending for 1000 cycles, or heating at 200°C. Because of the attractive figurability, the paper could quickly fit on curved surfaces or internal walls. As a proof of concept, the superamphiphobic paper was successfully used for deformable anti-corrosion shelter and droplet-based anal. platform. This work opens a new avenue for accomplishing the long-sort task of efficiently fabricating flexible superamphiphobic surfaces with high comprehensive performances. In the experiment, the researchers used many compounds, for example, 3,7-Bis(dimethylamino)phenothiazin-5-ium chloride (cas: 61-73-4Recommanded Product: 61-73-4).

3,7-Bis(dimethylamino)phenothiazin-5-ium chloride (cas: 61-73-4) belongs to organic chlorides. Organic chlorides can cause corrosion in pipelines, valves and condensers, and cause catalyst poisoning. The hydrocarbon processing industry (HPI) and others are affected by damage caused by these substances. Alkyl chlorides are versatile building blocks in organic chemistry. While alkyl bromides and iodides are more reactive, alkyl chlorides tend to be less expensive and more readily available.Recommanded Product: 61-73-4

Referemce:
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics

Optimal 10-aminoartemisinins with potent transmission-blocking capabilities for new artemisinin combination therapies-activities against blood stage P. falciparum Including PfKI3 C580Y mutants and liver stage P. berghei parasites was written by Wong, Ho Ning;Padin-Irizarry, Vivian;van der Watt, Mariette E.;Reader, Janette;Liebenberg, Wilna;Wiesner, Lubbe;Smith, Peter;Eribez, Korina;Winzeler, Elizabeth A.;Kyle, Dennis E.;Birkholtz, Lyn-Marie;Coertzen, Dina;Haynes, Richard K.. And the article was included in Frontiers in Chemistry (Lausanne, Switzerland) in 2019.SDS of cas: 777-44-6 This article mentions the following:

We have demonstrated previously that amino-artemisinins including artemiside and artemisone in which an amino group replaces the oxygen-bearing substituents attached to C-10 of the current clin. artemisinin derivatives dihydroartemisinin (DHA), artemether and artesunate, display potent activities in vitro against the asexual blood stages of Plasmodium falciparum (Pf). In particular, the compounds are active against late blood stage Pf gametocytes, and are strongly synergistic in combination with the redox active drug methylene blue. In order to fortify the eventual selection of optimum amino-artemisinins for development into new triple combination therapies also active against artemisinin-resistant Pf mutants, we have prepared new amino-artemisinins based on the easily accessible and inexpensive DHA-piperazine. The latter was converted into alkyl- and aryl sulfonamides, ureas and amides. These derivatives were screened together with the comparator drugs DHA and the hitherto most active amino-artemisinins artemiside and artemisone against asexual and sexual blood stages of Pf and liver stage P. berghei (Pb) sporozoites. Several of the new amino-artemisinins bearing aryl-urea and -amide groups are potently active against both asexual, and late blood stage gametocytes (IC₅₀ 0.4-1.0 nM). Although the activities are superior to those of artemiside (IC₅₀ 1.5 nM) and artemisone (IC₅₀ 42.4 nM), the latter are more active against the liver stage Pb sporozoites (IC₅₀ artemisone 28 nM). In addition, early results indicate these compounds tend not to display reduced susceptibility against parasites bearing the Pf Kelch 13 propeller domain C580Y mutation characteristic of artemisinin-resistant Pf. Thus, the advent of the amino-artemisinins including artemiside and artemisone will enable the development of new combination therapies that by virtue of the amino-artemisinin component itself will possess intrinsic transmission-blocking capabilities and may be effective against artemisinin resistant falciparum malaria. In the experiment, the researchers used many compounds, for example, 3-(Trifluoromethyl)benzene-1-sulfonyl chloride (cas: 777-44-6SDS of cas: 777-44-6).

3-(Trifluoromethyl)benzene-1-sulfonyl chloride (cas: 777-44-6) belongs to organic chlorides. Organochlorines stimulate the central nervous system and cause convulsions, tremor, nausea, and mental confusion. Examples are dichlorodiphenyltrichloroethane (DDT), chlordane, lindane, endosulfan, and dieldrin. Aryl chlorides may be prepared by the Friedel-Crafts halogenation, using chlorine and a Lewis acid catalyst.SDS of cas: 777-44-6

Referemce:
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics